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November 3, 2021

Susquehanna 1, US

By Carmen

Susquehanna 1 is a 1,330MW nuclear reactor which is located within the premises of Susquehanna Steam Electric Station. It is located in Pennsylvania, the US. The nuclear reactor is currently generating power and is in active status. The construction on the reactor commenced in Nov, 1973. The first power from the reactor was achieved in Nov, 1982. Subsequent to trial runs the reactor finally entered into commercial operation in Jun, 1983.

PID Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Main Contractor
1061 Nuclear 1,330 1,330 Active Pennsylvania, the US Bechtel; GE Power


Susquehanna 1 is a Generation II nuclear reactor developed by Bechtel and GE Power, are the main contractors for the project.

The 1,330MW reactor is operated by PPL Susquehanna. Talen Energy and Allegheny Electric Cooperative are currently owning the project having ownership stake of 90% and 10% respectively.

The BWR reactor generates 11,072.67GWh/annum of electricity. It features 764 fuel assemblies in the core of reactor, the place where fission occurs and energy is released. Safety contol rods that are used to control the fission rate in the reactor are 185 in number.

Development Status

The reactor construction commenced in Nov, 1973 and subsequently entered into commercial operation in Jun, 1983.

Contractors Involved

The steam turbines for the reactor have been supplied by GE Power and Dresser-Rand Group. Bechtel was selected as an architect engineer for the reactor. The reactor system was supplied by GE Power. The reactor vessel has been supplied by Chicago Bridge & Iron. The material used for the construction of the vessel is Alloyed Steel (SA 533 B). The civil works were carried out by Bechtel.

About Bechtel

Bechtel Corp (Bechtel) is a provider of engineering, construction and project management services. Its major services include construction, master planning, tunneling, finance, engineering, procurement, sustainability solutions and feasibility studies. Bechtel also carries out project and program management, testing and commissioning, startup and operations, technology licensing and consulting and financing and equity investments. The company provides these services to energy, transportation, infrastructure, communications, mining and metals, oil and gas, chemicals, water, defense and nuclear, and government customers. The company operates through its subsidiaries and regional offices across the Americas, Asia-Pacific and Europe, the Middle East and Africa. Bechtel is headquartered in Reston, Virginia, the US.

About GE Power

GE Power (GEP), formerly GE Energy, a business division of the General Electric Company, is a provider of power generation and water processing products and related services. The company product portfolio includes aero derivative and heavy-duty gas turbine systems, generators, boilers, steam turbines, air quality control systems, gas engines, reactors and water treatment, waste water treatment and process system solutions, among others. GEP offers products and technologies for generating electricity from various sources such as oil, gas, nuclear, coal, mining, diesel and water. The company also offers services for maintenance, service and upgrade of power plants; solutions for water treatment, wastewater treatment and process systems; services for distributed power generation; and support services for boiling water reactors. It caters its products and services to independent power producers and other industrial customers. GEP is headquartered in Schenectady, New York, the US


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.

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